Home / 7,021,955,412.89-9,691,347,683.12-5,527,825,166.27

Finding the Fourth Proportional to 7,021,955,412.89, 9,691,347,683.12 and 5,527,825,166.27

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Solution

The fourth proportional to 7,021,955,412.89, 9,691,347,683.12 and 5,527,825,166.27 is: 7,629,224,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,955,412.89 : 9,691,347,683.12 = 5,527,825,166.27 : x
  2. Step 2: Convert to fraction form
    7,021,955,412.89/9,691,347,683.12 = 5,527,825,166.27/x
  3. Step 3: Cross multiply
    7,021,955,412.89x = 9,691,347,683.12 × 5,527,825,166.27
  4. Step 4: Simplify right side
    7,021,955,412.89x = 53,572,075,617,747,099,648
  5. Step 5: Solve for x
    x = 53,572,075,617,747,099,648/7,021,955,412.89
  6. Step 6: Final answer
    x = 7,629,224,691.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.